8 uncanny animal lookalikes: Swallowtail caterpillars and snakes

8 uncanny animal lookalikes

Swallowtail caterpillars and snakes

When you share a common predator, like birds, it's good to be — or look like — a snake! The incredible spicebush swallowtail larva (left) mimics the common green snake (right) in both pattern and behavior; these clever caterpillars will raise the front of their bodies to look like a snake about to strike, and they even stick out an organ that looks like a snake tongue!